Move over, Stonehenge. A collection of up to 90 stones dating back thousands of years has been discovered beneath the Durrington Walls ‘superhenge’ monument. The stones, which may originally have stood 4.5 meters (14 ft) in height, were found buried under Durrington Walls—a 4,500 year-old stone bank located around 3 km (1.8 miles) from the Stonehenge…